English
Related papers

Related papers: Experimental constraints on the second clock effec…

200 papers

In this paper we revisit the motivation and construction of a unified theory of gravity and electromagnetism, following Weyl's insights regarding the appealing potential connection between the gauge invariance of electromagnetism and the…

General Relativity and Quantum Cosmology · Physics 2018-02-13 Carlos Barceló , Raúl Carballo-Rubio , Luis J. Garay

The muon anomalous magnetic moment continues to attract interest due to the potential tension between experimental measurement [1,2] and the Standard Model prediction [3]. The hadronic light-by-light contribution to the magnetic moment is…

High Energy Physics - Phenomenology · Physics 2023-01-11 Johan Bijnens , Nils Hermansson-Truedsson , Antonio Rodríguez-Sánchez

The detection of ultralight dark matter through interactions with nucleons, electrons, and photons has been explored in depth. In this work we propose to use precision muon experiments, specifically muon g-2 and electric dipole moment…

High Energy Physics - Phenomenology · Physics 2021-01-04 Ryan Janish , Harikrishnan Ramani

We consider the anomalous magnetic moment of the muon $a_\mu$, which shows a significant deviation from the Standard Model expectation given the recent measurements at Fermilab and BNL. We focus on Standard Model Effective Field Theory…

High Energy Physics - Phenomenology · Physics 2022-11-09 Akanksha Bhardwaj , Christoph Englert , Panagiotis Stylianou

The electric field corrections to the recently measured muon magnetic moment g-2 anomaly are considered from both the classical (BMT) and the quantum mechanical (Dirac) viewpoints. In both views, we prove that the electric field inducing…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. Widom , Y. N. Srivastava

The experimental value of the anomalous magnetic moment of the muon, as well as the LHCb anomalies, point towards new physics coupled non-universally to muons and electrons. Working in extra dimensional theories, which solve the electroweak…

High Energy Physics - Phenomenology · Physics 2017-05-24 Eugenio Megias , Mariano Quiros , Lindber Salas

A careful study is made of the operational meaning of the time symbols appearing in the space-time Lorentz transformation. Four distinct symbols, with different physical meanings, are needed to describe reciprocal measurements involving…

General Physics · Physics 2009-09-01 J. H. Field

We introduce a new model of spin noncommutative space in which noncommutative extension of the coordinate operators are assumed to be chirality dependent. Noncommutative correspondences of classical fields are defined via Weyl ordering, and…

High Energy Physics - Phenomenology · Physics 2019-03-28 Kai Ma

In this paper, Lorentz Transformation(LT) is derived by an alternate method, using photon clocks, placed at the locations of the concerned events, which are initially synchronised using a light signal(Einstein synchrony). Then, it is shown…

General Physics · Physics 2007-05-23 Akhila Raman

The time delay effect for planets and spacecraft is obtained from a fully relativistic modified gravity theory including a fifth force skew symmetric field by fitting to the Pioneer 10/11 anomalous acceleration data. A possible detection of…

General Relativity and Quantum Cosmology · Physics 2009-11-11 J. W. Moffat

The theory of free Majorana-Weyl spinors is the prototype of conformal field theory in two dimensions in which the gravitational anomaly and the Weyl anomaly obstruct extending the flat spacetime results to curved backgrounds. In this…

High Energy Physics - Theory · Physics 2017-06-07 Farhang Loran

The muon anomalous magnetic moment continues to attract attention due to the possible tension between the experimentally measured value and the theoretical Standard Model prediction. With the aim to reduce the uncertainty on the hadronic…

High Energy Physics - Phenomenology · Physics 2023-03-22 Johan Bijnens , Nils Hermansson-Truedsson , Antonio Rodríguez-Sánchez

The upcoming muon (g-2) experiment at Fermilab will measure the anomalous magnetic moment of the muon to a relative precision of 140 ppb, 4 times better than the previous experiment at BNL. The new experiment is motivated by the persistent…

Instrumentation and Detectors · Physics 2015-04-07 J. Kaspar

On the basis of the Woodhouse causal axiomatics, we show that conformal proper times and an extra variable in addition to those of space and time, precisely and physically identified from experimental examples, together give a physical…

General Relativity and Quantum Cosmology · Physics 2014-11-20 Jacques L. Rubin

We derive the time dilation formula for charged quantum clocks in electromagnetic fields. As a concrete example of non-inertial motion, we consider a cyclotron motion in a uniform magnetic field. Applying the time dilation formula to…

General Relativity and Quantum Cosmology · Physics 2023-08-02 Takeshi Chiba , Shunichiro Kinoshita

We study an electroweak gauge extension of the standard model, so called 3-4-1 model, which does not contain exotic electric charges and it is anomaly free. We discuss phenomenological constraints of the model and compute all the…

High Energy Physics - Phenomenology · Physics 2015-11-26 D. Cogollo

We consider time-dependent perturbations which are relatively bounded with respect to the square root of an unperturbed Hamiltonian operator, and whose commutator with the latter is controlled by the full perturbed Hamiltonian. The…

Mathematical Physics · Physics 2022-06-07 Giovanna Marcelli

Experiments searching for parity- and time-reversal-invariance-violating effects that rely on measuring magnetization of a condensed-matter sample induced by application of an electric field are considered. A limit on statistical…

Other Condensed Matter · Physics 2009-11-11 D. Budker , S. K. Lamoreaux , A. O. Sushkov , O. P. Sushkov

The conventional discussion of the observed distortions of space and time in Special Relativity (the Lorentz-Fitzgerald Contraction and Time Dilatation) is extended by considering observations, from a stationary frame, of : (i) objects…

Popular Physics · Physics 2009-11-06 J. H. Field

This note is a pedagogical mini review on the muon anomalous magnetic moment ($g-2$), translated and adapted from our article published in Modern Physics 4 (2021) 40-47. The contents include: (i) The magnetic moment of an electric-current…

High Energy Physics - Phenomenology · Physics 2021-10-20 Song Li , Yang Xiao , Jin Min Yang
‹ Prev 1 3 4 5 6 7 10 Next ›